CA2075131C - Pompe comprenant une enceinte de confinement secondaire munie d'un systeme d'alarme - Google Patents
Pompe comprenant une enceinte de confinement secondaire munie d'un systeme d'alarmeInfo
- Publication number
- CA2075131C CA2075131C CA002075131A CA2075131A CA2075131C CA 2075131 C CA2075131 C CA 2075131C CA 002075131 A CA002075131 A CA 002075131A CA 2075131 A CA2075131 A CA 2075131A CA 2075131 C CA2075131 C CA 2075131C
- Authority
- CA
- Canada
- Prior art keywords
- seal
- liquid
- shaft
- bearing housing
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0245—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump
- F04D15/0263—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the pump the condition being temperature, ingress of humidity or leakage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/60—Fluid transfer
- F05D2260/602—Drainage
- F05D2260/6022—Drainage of leakage having past a seal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/740,454 US5173019A (en) | 1991-08-05 | 1991-08-05 | Pump including secondary containment with alarm system |
US07/740,454 | 1991-08-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2075131A1 CA2075131A1 (fr) | 1993-02-06 |
CA2075131C true CA2075131C (fr) | 1994-04-19 |
Family
ID=24976593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002075131A Expired - Fee Related CA2075131C (fr) | 1991-08-05 | 1992-07-31 | Pompe comprenant une enceinte de confinement secondaire munie d'un systeme d'alarme |
Country Status (2)
Country | Link |
---|---|
US (1) | US5173019A (fr) |
CA (1) | CA2075131C (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5447078A (en) * | 1993-09-17 | 1995-09-05 | Reliance Electric Industrial Company | Submersible gearmotor |
DE69627168T2 (de) * | 1995-10-02 | 2003-10-23 | A.W. Chesterton Co., Stoneham | Vorrichtung mit einer drehenden zusammenwirkung |
US5984315A (en) * | 1996-10-09 | 1999-11-16 | Denison Hydraulics Inc. | Reclamation system for a hydraulic pump system |
DK172996B1 (da) * | 1997-05-27 | 1999-11-01 | Apv Fluid Handling Horsens As | Centrifugalpumpe med akseltætning |
US6139281A (en) * | 1998-03-24 | 2000-10-31 | Schooler; Paul T. | Sump pump alarm system utilizing a doorbell chime |
US6454523B1 (en) | 2000-07-17 | 2002-09-24 | California Acrylic Industries | Spa with double sealed pump |
US6364620B1 (en) | 2000-08-29 | 2002-04-02 | Zoeller Company | Submersible pump containing two levels of moisture sensors |
US6997688B1 (en) * | 2003-03-06 | 2006-02-14 | Innovative Mag-Drive, Llc | Secondary containment for a magnetic-drive centrifugal pump |
US7001153B2 (en) * | 2003-06-30 | 2006-02-21 | Blue-White Industries | Peristaltic injector pump leak monitor |
US8535014B2 (en) * | 2008-06-23 | 2013-09-17 | Zoeller Pump Company, Llc | System and method for explosion-proof pump |
CN101865142A (zh) * | 2010-05-17 | 2010-10-20 | 张继华 | 具有检漏报警装置的多级液下泵 |
GB2495937A (en) * | 2011-10-25 | 2013-05-01 | Watson Marlow Ltd | Peristaltic pump head with auxiliary leakage chamber |
GB2495935A (en) | 2011-10-25 | 2013-05-01 | Watson Marlow Ltd | Peristaltic pump with tube end fitting |
CN102606507A (zh) * | 2012-03-27 | 2012-07-25 | 上海阿波罗机械股份有限公司 | 一种用于pcs再循环泵的轴承体安装结构 |
EP2669525B1 (fr) * | 2012-05-31 | 2018-01-24 | Grundfos Holding A/S | Agrégat de pompe centrifuge |
US10378544B2 (en) * | 2015-04-09 | 2019-08-13 | Brian Rosser Rejniak | Apparatus, systems and methods for protecting pumps |
EP3460440A1 (fr) * | 2017-09-20 | 2019-03-27 | Grundfos Holding A/S | Système de détection de fuites de joints de pompe |
EP3543537B1 (fr) * | 2018-03-23 | 2022-01-05 | Grundfos Holding A/S | Groupe pompe ainsi que procédé de surveillance d'alimentation en liquide dans un dispositif d'étanchéité dans un groupe pompe |
US20240194922A1 (en) * | 2022-12-12 | 2024-06-13 | Ess Tech, Inc. | Hydrogen pump for a redox flow battery |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2371250A (en) * | 1945-03-13 | Centrifugal or rotary pump | ||
US1520939A (en) * | 1921-01-10 | 1924-12-30 | Worthington Pump & Mach Corp | Pump sealing and testing device |
US2584705A (en) * | 1946-11-06 | 1952-02-05 | Ingersoll Rand Co | Sealing device for pumps |
US3085808A (en) * | 1960-05-17 | 1963-04-16 | Worthington Corp | Mechanical seal with controlled leakage |
US3392983A (en) * | 1965-10-22 | 1968-07-16 | Atomic Energy Commission Usa | Safety control device for use with mechanical seals |
US3402671A (en) * | 1967-05-17 | 1968-09-24 | Wilfley & Sons Inc A | Centrifugal pump and sealing means therefor |
US4540342A (en) * | 1982-11-04 | 1985-09-10 | Simer Pump Company | Hydraulic switch |
-
1991
- 1991-08-05 US US07/740,454 patent/US5173019A/en not_active Expired - Fee Related
-
1992
- 1992-07-31 CA CA002075131A patent/CA2075131C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5173019A (en) | 1992-12-22 |
CA2075131A1 (fr) | 1993-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed | ||
MKLA | Lapsed |
Effective date: 20030731 |